A stamping die that is convenient for quick disassembly and assembly

Abstract

The present invention discloses a stamping die that is convenient for quick disassembly and assembly, including: a body support, on which an upper die base, a middle die base, and a lower die base are installed. The upper die base and the lower die base are fixedly connected to the body support, the middle die base is fixedly connected to the lower die base through a connecting member, and a moving column is slidably connected to the upper die base, the middle die base, and the lower die base; a fixed seat, which is fixedly connected to the bottom of the moving column, and a top block is fixedly connected to the fixed seat; a lower die rod, and a circular groove for accommodating the lower die rod is formed on the top block. In the present invention, the slider moves on the screw, the moving block moves at the end groove, the matching block disengages from the matching groove, the middle die base is lifted upward, and the lower die rod disengages from the material hole on the middle die rod. At this time, the middle die base is separated from the lower die base, eliminating the use of bolts. The disassembly of the middle die base and the lower die base is relatively simple, saving the cumbersome steps, facilitating the staff to operate, and enabling the staff to quickly separate the middle die base from the lower die base.

Description

Technical Field

[0001] The invention relates to the technical field of single punching tablet machine dies, in particular to a punching die which is convenient for quick disassembly and assembly. Background Art

[0002] Single punch tablet press mold, this mold is mostly used for tablet compression molding. When the moving column reciprocates in the vertical direction, the lower mold rod moves upward and cooperates with the upper mold rod to compress the material on the middle mold base.

[0003] However, when the middle die base and the lower die base of the traditional tablet press mold are installed on the body support, multiple bolts are used. Therefore, when disassembling the mold, it is necessary to use tools to remove the middle die base from the lower die base in sequence before removing the lower die rod and the middle die rod. The mold disassembly process is cumbersome and troublesome.

[0004] Therefore, it is necessary to improve the traditional mold so that it can be disassembled quickly to reduce the burden on the staff. Summary of the invention

[0005] The purpose of the present invention is to solve the above-mentioned problem and to provide a stamping die that is easy to quickly disassemble and assemble.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A stamping die that is easy to quickly disassemble and assemble, comprising:

[0008] A machine body support, on which an upper die base, a middle die base and a lower die base are installed, the upper die base and the lower die base are fixedly connected to the machine body support, the middle die base is fixed to the lower die base through a connecting piece, and the upper die base, the middle die base and the lower die base are slidably connected with a moving column;

[0009] A fixed seat, the fixed seat is fixedly connected to the bottom of the movable column, and a top block is fixedly connected to the fixed seat;

[0010] A lower die rod, a circular groove for accommodating the lower die rod is formed on the top block, a middle die groove for accommodating the top block is formed on the lower die base, a square groove connected to the middle die groove is formed on the lower die base, the lower die rod and the top block are fixed to the lower die base by a fixing member, and the top block and the lower die rod are fixed to the lower die base;

[0011] An upper die rod, wherein the upper die rod is slidably connected to the upper die base, and the middle die base is provided with a through hole and an upper groove which are interconnected, and the middle die rod is installed at the upper groove;

[0012] The end block is fixed on the upper end of the middle mold rod, and the end block and the middle mold rod are provided with through material holes. The bottom of the middle mold rod passes through the through hole and is flush with the bottom of the middle mold base. The outer wall of the end block is protruded with a side block, and the upper groove is provided with vertical grooves and arc grooves connected to each other, and the side blocks are slidably connected to the vertical grooves and the arc grooves.

[0013] Preferably, the connecting part includes two fixed blocks symmetrically distributed on the lower mold base, the fixed block is connected with a screw via a thread, the screw is slidably connected with a slider, the slider is rotatably connected with a push rod, the lower mold base is provided with an end groove, the push rod is connected to a screw hole provided on the moving block via a thread, the moving block moves at the end groove, and a matching block is fixedly connected to the moving block, the middle mold base is fixedly connected with a protrusion slidably connected to the end groove, the protrusion is provided with a matching groove matching with the matching block, and the middle mold base is provided with an opening.

[0014] Preferably, a second spring is sleeved on the screw rod, one end of the second spring is fixedly connected to the side wall of the fixed block, and the other end of the second spring is fixedly connected to the side wall of the sliding block.

[0015] Preferably, a slot is provided on the end block, a block is engaged in the slot, a spring 1 is fixedly connected to the inner bottom wall of the upper slot, the end of the spring 1 abuts against the lower surface of the end block, and the spring is sleeved on the middle mold rod.

[0016] Preferably, the fixing part includes a connecting block fixedly connected to the end of the screw rod, an extension rod is fixedly connected to the body support, the extension rod is slidably connected to the bent rod, a round block is fixedly connected to the bent rod, a side hole is provided on the circular groove, a corresponding groove matched with the side hole is provided on the lower mold rod, the round block passes through the side hole and extends into the corresponding groove, and the bent rod is also provided with a connecting groove matched with the connecting block.

[0017] Preferably, a spring three is sleeved on the extension rod, one end of the spring three is fixedly connected to the machine body support, and the other end is fixedly connected to the bent rod, and the elastic force of the spring three pushes the bent rod and the round block away from the lower mold rod.

[0018] Preferably, the extension rod is composed of two sections of cylinders of different sizes, and the bending part of the bent rod is slidingly connected to the smaller cylinder on the extension rod, and the outer wall of the bent rod abuts against the outer wall of the larger cylinder on the extension rod, that is, the bent rod is slidingly connected to the extension rod and cannot be detached from the extension rod.

[0019] Preferably, a handle is fixedly connected to the end of the screw rod, and a rubber anti-slip ring protrudes from the surface of the handle.

[0020] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0021] 1. In the present application, the slider moves on the screw rod, the moving block moves at the end groove, the matching block disengages from the matching groove, the middle die seat is lifted upward, and the lower die rod disengages from the material hole on the middle die rod. At this time, the middle die seat is separated from the lower die seat, eliminating the use of bolts. The disassembly of the middle die seat and the lower die seat is relatively simple, eliminating cumbersome steps, and is convenient for the staff to operate. The staff can quickly separate the middle die seat from the lower die seat.

[0022] 2. The present application is also relatively simple to separate the middle die base and the middle die rod. The card block is inserted into the card slot on the end block, and then the card block can be rotated to cause the end block to rotate together until the side block on the outer wall of the end block moves in the arc groove, until the side block moves to align with the vertical groove. At this time, under the elastic force of spring 1, the end block is pushed out of the upper groove, and the middle die rod can be taken out at this time. The operation is relatively simple.

[0023] 3. The present application rotates the handle to rotate the screw together, so that the connecting block moves laterally until the connecting block is separated from the connecting groove on the bent rod. At this time, the bent rod loses the restriction of the connecting block. Under the elastic force of spring three, until the round block on the bent rod is separated from the side hole and the corresponding groove, the lower mold rod and the top block lose the restriction. The lower mold rod can be taken out from the round groove on the top block, and the lower mold base and the lower mold rod are separated. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic diagram of the overall structure of a mold provided according to an embodiment of the present invention is shown;

[0025] Figure 2 A schematic diagram of the structure of a mold part provided according to an embodiment of the present invention is shown;

[0026] Figure 3 A schematic diagram of the structure of a middle mold base according to an embodiment of the present invention is shown;

[0027] Figure 4 A schematic structural diagram of one side of a middle mold base provided according to an embodiment of the present invention is shown;

[0028] Figure 5 A schematic diagram of the structure of a lower mold rod according to an embodiment of the present invention is shown;

[0029] Figure 6 A schematic diagram of the bottom structure of a middle mold base provided according to an embodiment of the present invention is shown;

[0030] Figure 7 A schematic diagram of the bottom structure of a lower mold base provided according to an embodiment of the present invention is shown.

[0031] Legend:

[0032] 1. Body support; 2. Upper die seat; 3. Upper die rod; 4. Moving column; 5. Middle die seat; 6. Opening; 7. Through hole; 8. Upper slot; 9. Spring 1; 10. Vertical slot; 11. Arc slot; 12. Middle die rod; 13. End block; 14. Material hole; 15. Side block; 16. Slot; 17. Block; 18. Protrusion; 19. Matching slot; 20. Lower die seat; 21. Middle die slot; 22. Square slot; 23. End slot; 24, fixed block; 25, slider; 26, push rod; 27, screw rod; 28, spring two; 29, handle; 30, connecting block; 31, moving block; 32, screw hole; 33, matching block; 34, fixed seat; 35, top block; 36, round slot; 37, side hole; 38, lower mold rod; 39, corresponding slot; 40, extension rod; 41, spring three; 42, bending rod; 43, round block; 44, connecting slot. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0034] See also Figure 1-7 , the present invention provides a technical solution:

[0035] A stamping die that is easy to quickly disassemble and assemble, comprising:

[0036] A machine body support 1, on which an upper die base 2, a middle die base 5 and a lower die base 20 are installed, the upper die base 2 and the lower die base 20 are fixedly connected to the machine body support 1, the middle die base 5 is fixed to the lower die base 20 through a connecting piece, and the upper die base 2, the middle die base 5 and the lower die base 20 are slidably connected with a moving column 4;

[0037] The fixed seat 34 is fixedly connected to the bottom of the movable column 4, and a top block 35 is fixedly connected to the fixed seat 34. When the movable column 4 moves in the vertical direction, the top block 35 is driven to move in the vertical direction, and at this time, the upper die rod 3 at the upper die seat 2 moves in the vertical direction at the same time, so that the material is pressed into a sheet, which is a direct reference to the prior art and will not be described in detail here;

[0038] The lower mold rod 38 and the top block 35 are provided with a circular groove 36 for accommodating the lower mold rod 38, the lower mold base 20 is provided with a middle mold groove 21 for placing the top block 35, and the lower mold base 20 is also provided with a square groove 22 connected to the middle mold groove 21. The lower mold rod 38 and the top block 35 are fixed to the lower mold base 20 by fixing parts, and the top block 35 and the lower mold rod 38 are fixed to the lower mold base 20; after the lower mold rod 38 and the top block 35 are fixed, when the top block 35 moves in the vertical direction, the lower mold rod 38 will move in the vertical direction together with it.

[0039] The upper mold rod 3 is slidably connected to the upper mold base 2, and the middle mold base 5 is provided with a through hole 7 and an upper groove 8 which are interconnected, and the middle mold rod 12 is installed at the upper groove 8; when the upper mold rod 3 and the movable column 4 move in the vertical direction, the upper mold rod 3 cooperates with the lower mold rod 38 to perform the tableting operation.

[0040] End block 13, end block 13 is fixed on the upper end of the middle mold rod 12, and a material hole 14 is provided on the end block 13 and the middle mold rod 12. The bottom of the middle mold rod 12 passes through the through hole 7 and is flush with the bottom of the middle mold base 5. A side block 15 protrudes from the outer wall of the end block 13, and a vertical groove 10 and an arc groove 11 connected to each other are provided at the upper groove 8. The side block 15 is slidably connected with the vertical groove 10 and the arc groove 11. When the middle mold rod 12 is connected to the middle mold base 5, the side block 15 is aligned with the vertical groove 10, and the end block 13 can be extended into the vertical groove 10 until the end block 13 can no longer be forced to move downward, and then the end block 13 can be rotated so that the side block 15 slides in the arc groove 11. At this time, the end block 13 cannot be forced to move in the vertical direction.

[0041] The connecting member includes two fixed blocks 24 symmetrically distributed on the lower die base 20, the fixed blocks 24 are connected with screw rods 27 by threads, the screw rods 27 are slidably connected with sliders 25, the sliders 25 are rotatably connected with push rods 26, the lower die base 20 is provided with end slots 23, the push rods 26 are connected with screw holes 32 provided on the moving blocks 31 by threads, the moving blocks 31 move at the end slots 23, and the moving blocks 31 are fixedly connected with matching blocks 33, the middle die base 5 is fixedly connected with protrusions 18 slidably connected with the end slots 23, the protrusions 18 are provided with matching slots 19 matching with the matching blocks 33, and the middle die base 5 is provided with openings 6. The openings 6 are used to be sleeved on the moving columns 4, so when the middle die base 5 is fixed with the lower die base 20, the middle die base 5 will not be blocked by the moving columns 4.

[0042] The screw rod 27 is sleeved with a second spring 28, one end of which is fixedly connected to the side wall of the fixed block 24, and the other end of which is fixedly connected to the side wall of the slider 25. Under the elastic force of the second spring 28, the slider 25 can be pushed to move, so that the moving block 31 abuts against the protrusion 18 during movement. Since the lower die rod 38 is slidably connected to the material hole 14 opened on the middle die rod 12, the moving block 31 cooperates with the protrusion 18, so that the middle die base 5 and the lower die base 20 are fixed as one body.

[0043] The end block 13 is provided with a slot 16, and a block 17 is engaged with the slot 16. A spring 9 is fixedly connected to the inner bottom wall of the upper groove 8, and the end of the spring 9 abuts against the lower surface of the end block 13, and the spring 9 is sleeved on the middle mold rod 12. The middle mold rod 12 extends into the through hole 7, the end block 13 extends into the upper groove 8, and the end block 13 presses the spring 9. When the side block 15 slides at the arc groove 11, the upper surface of the end block 13 is flush with the upper surface of the middle mold base 5, and the middle mold rod 12 is fixed to the middle mold base 5 as a whole.

[0044] The fixing part includes a connecting block 30 fixedly connected to the end of the screw rod 27, an extension rod 40 fixedly connected to the body support 1, the extension rod 40 is slidably connected to the bent rod 42, a round block 43 is fixedly connected to the bent rod 42, a side hole 37 is provided on the circular groove 36, a corresponding groove 39 matched with the side hole 37 is provided on the lower mold rod 38, the round block 43 penetrates the side hole 37 and extends into the corresponding groove 39, and a connecting groove 44 matched with the connecting block 30 is also provided on the bent rod 42.

[0045] A spring 3 41 is sleeved on the extension rod 40 , one end of the spring 3 41 is fixedly connected to the machine body support 1 , and the other end is fixedly connected to the bent rod 42 . The elastic force of the spring 3 41 pushes the bent rod 42 and the round block 43 away from the lower mold rod 38 .

[0046] The extension rod 40 is composed of two sections of cylinders of different sizes, and the bending part of the bent rod 42 is slidably connected to the smaller cylinder on the extension rod 40, and the outer wall of the bent rod 42 abuts against the outer wall of the larger cylinder on the extension rod 40, that is, the bent rod 42 is slidably connected to the extension rod 40 and cannot be separated from the extension rod 40.

[0047] The end of the screw rod 27 is fixedly connected with a handle 29, and a rubber anti-skid ring is protruded from the surface of the handle 29. The screw rod 27 can be easily rotated through the handle 29, thereby changing the lateral position of the connecting block 30, so that the connecting block 30 can extend into the connecting groove 44 during lateral movement to fix the position of the bent rod 42.

[0048] When the moving column 4 and the upper die rod 3 move back and forth in the vertical direction, the upper die rod 3 moves downward, and the top block 35 fixed at the end of the moving column 4 drives the lower die rod 38 to move upward, and the lower die rod 38 is always slidably connected with the material hole 14 of the middle die rod 12. When the upper die rod 3 moves downward, it cooperates with the lower die rod 38 to press the material in the material hole 14 into tablets, and then the upper die rod 3 moves upward away from the middle die seat 5, and the lower die rod 38 continues to move upward to push the tablet at the material hole 14 out of the material hole 14. The working principle of the stamping die described here is a direct reference to the prior art and will not be repeated here.

[0049] In summary, when the middle mold base 5 and the lower mold base 20 need to be separated, the embodiment provides;

[0050] The slider 25 is pushed to move on the screw rod 27, and the moving block 31 moves at the end groove 23 until the matching block 33 on the moving block 31 is separated from the matching groove 19 on the protrusion 18. At this time, the middle die base 5 can be lifted up until the lower die rod 38 is separated from the material hole 14 on the middle die rod 12, and the middle die base 5 is separated from the lower die base 20.

[0051] The middle mold base 5 and the middle mold rod 12 are separated: these two parts can be turned upside down;

[0052] Insert the clamping block 17 into the clamping groove 16 on the end block 13, and then rotate the clamping block 17 to cause the end block 13 to rotate together, until the side block 15 on the outer wall of the end block 13 moves at the arc groove 11, until the side block 15 moves to align with the vertical groove 10, at this time, under the elastic force of the spring 9, the end block 13 is pushed out of the upper groove 8, and the middle mold rod 12 can be taken out at this time.

[0053] The lower die base 20 and the lower die rod 38 are separated:

[0054] The handle 29 is rotated to rotate the screw rod 27 together, so that the connecting block 30 moves in the horizontal direction until the connecting block 30 is separated from the connecting groove 44 on the bent rod 42. At this time, the bent rod 42 is no longer restricted by the connecting block 30. Under the elastic force of the spring 3 41, the bent rod 42 moves on the extension rod 40 until the round block 43 on the bent rod 42 is separated from the side hole 37 and the corresponding groove 39. At this time, the lower mold rod 38 and the top block 35 are no longer restricted, and the lower mold rod 38 can be taken out from the round groove 36 on the top block 35.

[0055] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A stamping die that is easy to quickly disassemble and assemble, characterized in that: include: A machine body support (1), wherein an upper die base (2), a middle die base (5) and a lower die base (20) are mounted on the machine body support (1), the upper die base (2) and the lower die base (20) are fixedly connected to the machine body support (1), the middle die base (5) is fixed to the lower die base (20) via a connecting piece, and the upper die base (2), the middle die base (5) and the lower die base (20) are slidably connected to a movable column (4); A fixed seat (34), the fixed seat (34) being fixedly connected to the bottom of the movable column (4), and a top block (35) being fixedly connected to the fixed seat (34); A lower die rod (38), the top block (35) is provided with a circular groove (36) for accommodating the lower die rod (38), the lower die base (20) is provided with a middle die groove (21) for accommodating the top block (35), the lower die base (20) is further provided with a square groove (22) connected to the middle die groove (21), the lower die base (20) is fixed with the lower die rod (38) and the top block (35) by a fixing member, and the top block (35) and the lower die rod (38) are fixed to the lower die base (20); An upper die rod (3), the upper die rod (3) being slidably connected to the upper die base (2), the middle die base (5) being provided with a through hole (7) and an upper groove (8) which are interconnected, and a middle die rod (12) being installed at the upper groove (8); An end block (13), the end block (13) being fixed to the upper end of the middle mold rod (12), the end block (13) and the middle mold rod (12) being provided with a material hole (14) penetrating therethrough, the bottom of the middle mold rod (12) penetrating the through hole (7) and being flush with the bottom of the middle mold base (5), a side block (15) protruding from the outer wall of the end block (13), the upper groove (8) being provided with a vertical groove (10) and an arc groove (11) connected to each other, the side block (15) being slidably connected to the vertical groove (10) and the arc groove (11); The connecting member comprises two fixed blocks (24) symmetrically distributed on the lower die base (20), the fixed blocks (24) being connected to a screw rod (27) by threading, the screw rod (27) being slidably connected to a slider (25), the slider (25) being rotatably connected to a push rod (26), the lower die base (20) being provided with an end groove (23), the push rod (26) being connected to a screw hole (32) provided on a moving block (31) by threading, the moving block (31) moving at the end groove (23), and a matching block (33) being fixedly connected to the moving block (31), the middle die base (5) being fixedly connected to a convex block (18) slidably connected to the end groove (23), the convex block (18) being provided with a matching groove (19) matching with the matching block (33), and the middle die base (5) being provided with an opening (6); A second spring (28) is sleeved on the screw rod (27), one end of the second spring (28) is fixedly connected to the side wall of the fixed block (24), and the other end of the second spring (28) is fixedly connected to the side wall of the sliding block (25); A clamping groove (16) is provided on the end block (13), and a clamping block (17) is clamped in the clamping groove (16). A spring (9) is fixedly connected to the inner bottom wall of the upper groove (8), and the end of the spring (9) abuts against the lower surface of the end block (13), and the spring (9) is sleeved on the middle mold rod (12).

2. A stamping die that is easy to quickly disassemble and assemble according to claim 1, characterized in that: The fixing member comprises a connecting block (30) fixedly connected to the end of the screw rod (27); an extension rod (40) is fixedly connected to the machine body support (1); the extension rod (40) is slidably connected to a bent rod (42); a round block (43) is fixedly connected to the bent rod (42); a side hole (37) is formed on the round groove (36); a corresponding groove (39) matched with the side hole (37) is formed on the lower mold rod (38); the round block (43) penetrates the side hole (37) and extends into the corresponding groove (39); and a connecting groove (44) matched with the connecting block (30) is also formed on the bent rod (42).

3. A stamping die that is easy to quickly disassemble and assemble according to claim 2, characterized in that: A spring three (41) is sleeved on the extension rod (40), one end of the spring three (41) is fixedly connected to the machine body support (1), and the other end is fixedly connected to the bent rod (42), and the elastic force of the spring three (41) pushes the bent rod (42) and the round block (43) away from the lower mold rod (38).

4. A stamping die that is easy to quickly disassemble and assemble according to claim 3, characterized in that: The extension rod (40) is composed of two sections of cylinders of different sizes, and the bending portion of the bent rod (42) is slidably connected to the smaller cylinder on the extension rod (40), and the outer wall of the bent rod (42) abuts against the outer wall of the larger cylinder on the extension rod (40), that is, the bent rod (42) is slidably connected to the extension rod (40) and cannot be separated from the extension rod (40).

5. A stamping die that is easy to quickly disassemble and assemble according to claim 2, characterized in that: The end of the screw rod (27) is fixedly connected to a handle (29), and a rubber anti-slip ring protrudes from the surface of the handle (29).

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